/**
 * @Description TODO
 * @Author zzj
 * @Date 2020/7/22 15:04
 */
public class Test {
    public static void main(String[] args) {
        UserHandler userHandler = new UserHandler();
        User src = new User();
        src.setId(1);
        User target = new User();
        target.setId(2);
        double money = 2000D;
        userHandler.change(src, target, money);
    }
}
